Description
Physical Specifications
| Parameter | Range/Specification |
|---|---|
| Appearance | Clean, fibrous, whole dried roots |
| Color | Light brown or pale yellow |
| Shape | Irregular, knobby fingers |
| Length | 4 to 12 cm |
| Diameter | 1 to 3 cm |
| Texture | Hard, rough, and fibrous |
| Moisture Content | 8% to 12% max |
| Foreign Matter | 0.5% to 1% max |
| Impurities | 1% max |
| Damaged/Discolored | 2% max |
| Flavor/Aroma | Strong, pungent, and aromatic |
Chemical Specifications
| Parameter | Specification |
|---|---|
| Volatile Oil Content | 1.5% to 2.5% |
| Gingerol Content | 1% to 2.5% |
| Moisture Content | 8% to 12% max |
| Ash Content | 6% max |
| Acid Insoluble Ash | 1.5% max |
| Fiber Content | 4% to 6% max |
Grades of Dry Ginger
| Grade | Description |
|---|---|
| Grade A (Premium) | Large size, uniform light color, clean |
| Grade B | Medium size, slight discoloration |
| Grade C | Smaller pieces, irregular shapes |
| Splits | Broken ginger pieces |
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